88387640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{200881}}^1$

素因数の和:200903

約数の個数: 32

約数和(自身を含む): 216952560

約数和(自身を除く): 128564920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 200881, 401762, 803524, 1004405, 1607048, 2008810, 2209691, 4017620, 4419382, 8035240, 8838764, 11048455, 17677528, 22096910, 44193820, 88387640]

約数ペア:

[(1, 88387640), (2, 44193820), (4, 22096910), (5, 17677528), (8, 11048455), (10, 8838764), (11, 8035240), (20, 4419382), (22, 4017620), (40, 2209691), (44, 2008810), (55, 1607048), (88, 1004405), (110, 803524), (220, 401762), (440, 200881)]